cataract definition

Pathology Opacity for the lens or capsule for the eye, causing disability of eyesight or loss of sight.

A waterspout

A large waterfall; steep rapids in a river.

A flood of water

a formidable downpour or dash

an illness of the attention causing its opacity and, unless treated, resulting in blindness.

a good fall of water over a precipice; a large waterfall.

An opacity of crystalline lens, or of its pill, which prevents the passage through of the rays of light and impairs or destroys the sight.

a type of hydraulic brake for regulating the action of pumping machines as well as other devices; -- occasionally called dashpot.

A descent of water over a steeply sloping yet not perpendicular surface, whilst the cataracts for the Nile additionally the Orinoco; for this reason, especially in poetical usage, any huge waterfall, as that of the Niagara.

Any mad rush or downpour of liquid.

an ailment of attention, characterized by opacity of this lens.

In fortification, a herse.

A regulator for single-acting steam-engines, devised by Smeaton.

The plungeon, some sort of cormorant: so named because of its violent downward flight in seizing its prey.

In mech., a device for regulating the sheer number of shots per minute in a Cornish pumping-engine, when the velocity of a falling body weight, or a spring-weighted piston, is governed by the circulation of water through a variable orifice, whoever cross-section is controlled at might, so the amount of the swing and/or period between strokes could be made longer or reduced.

a sizable waterfall; violent rush of water over a precipice

a watch condition which involves the clouding or opacification of this normal lens regarding the eye